Home / 55,660,512-76,815,139.68-32,140,041.60

Finding the Fourth Proportional to 55,660,512, 76,815,139.68 and 32,140,041.60

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Solution

The fourth proportional to 55,660,512, 76,815,139.68 and 32,140,041.60 is: 44,355,355.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,660,512 : 76,815,139.68 = 32,140,041.60 : x
  2. Step 2: Convert to fraction form
    55,660,512/76,815,139.68 = 32,140,041.60/x
  3. Step 3: Cross multiply
    55,660,512x = 76,815,139.68 × 32,140,041.60
  4. Step 4: Simplify right side
    55,660,512x = 2,468,841,784,825,011
  5. Step 5: Solve for x
    x = 2,468,841,784,825,011/55,660,512
  6. Step 6: Final answer
    x = 44,355,355.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.